Heated gas sampling probe
to 80°C at Ta=25°C

Bühler Heated sample gas probe with downstream filter and weather protection shield
Filter can be replaced without tools
Effective insulation and protection shield
Self-regulating up to 80°C
Dust concentration up to 2g/m³
This probe is approved for use in Zone 1, 21 and for gas sampling from Zone 0, 20 (hazardous areas)*.
Technical Data:
Material: 1.4571
Professional seals: Graphite/1.4404 and see filter elements
Max. working pressure: 6 bar
Max. flow 1000 l/h
Max. inlet temperature process media 135°C
Voltage: 230 V, 50/60Hz
or 115 V, 50/60Hz
External circuit-breaker Type C:
2A for 230 V, 50/60Hz
3A for 115 V, 50/60Hz
Ambient temperature -20 to +50°C
Temperature: self-regulating approx. +80°C
Ex-marking of the basic unit *:
1GD / 2GD T4 T130°C


Order information: Baise units:
GAS 222.20 Atex 230V p/n 4622220X2
GAS 222.20 Atex 115V p/n 4622220X1

Options:
To customize the base unit to meet the needs of any application, please refer to data sheet DE461099 "Accessories for Gas Sample Probes”.
Various probe tubes
Unheated extensions
Industrial filters
Calibration gas port
ANSI flange 3"

* Please note that installed accessories may change the approved category of the probe. (Regard type plate and operating instructions)

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